Phoenix Contact 2907584 The Thermal-Magnetic Miniature Circuit Breaker is designed for branch circuit protection and can handle overloads up to 10 kiloamperes. It features a breaking capacity of 10 kA and has a tripping characteristic that meets UL standard 489, making it suitable for use in situations where high reliability is required. The device is also rated at 2 amps, indicating its ability to safely disconnect power supply in case of overload or short circuit.